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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.schema.document;
import java.io.Serializable;
/**
* A search-time document attribute sort specification(per-document in-memory value).
* This belongs to the attribute or field(implicitt attribute).
*
* @author baldersheim
*/
public final class Sorting implements Cloneable, Serializable {
// Remember to change hashCode and equals when you add new fields
public enum Function {UCA, RAW, LOWERCASE}
public enum Strength {PRIMARY, SECONDARY, TERTIARY, QUATERNARY, IDENTICAL}
private boolean ascending = true;
private Function function = Function.UCA;
private String locale = "";
private Strength strength = Strength.PRIMARY;
public boolean isAscending() { return ascending; }
public boolean isDescending() { return ! ascending; }
public String getLocale() { return locale; }
public Function getFunction() { return function; }
public Strength getStrength() { return strength; }
public void setAscending() { ascending = true; }
public void setDescending() { ascending = false; }
public void setFunction(Function function) { this.function = function; }
public void setLocale(String locale) { this.locale = locale; }
public void setStrength(Strength strength) { this.strength = strength; }
public int hashCode() {
return locale.hashCode() +
strength.hashCode() +
function.hashCode() +
(isDescending() ? 13 : 0);
}
public boolean equals(Object object) {
if (! (object instanceof Sorting)) return false;
Sorting other=(Sorting)object;
return this.locale.equals(other.locale) &&
(ascending == other.ascending) &&
(function == other.function) &&
(strength == other.strength);
}
@Override
public Sorting clone() {
try {
return (Sorting)super.clone();
}
catch (CloneNotSupportedException e) {
throw new RuntimeException("Programming error");
}
}
public String toString() {
return "sorting '" + (isAscending() ? '+' : '-') + function.toString() + "(" + strength.toString() + ", " + locale + ")";
}
}
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